troll but the governor romney was been in michigan. and now, shannon is live in washington. you were in florida talking with the straw poll voters. what drove them to herman cain. >>reporter: a combination. a lot of folks told us they were disappointed in rick perry's debate performance but others responded to the barn burner speech that herman cain gave after the debate. he says people like his ideas. >> the establishment and all of these other people they will have to get out of denial and recognize that my message is what is resonating with the people who are beginning to actually cast a vote. >> the other candidates that spent quite a bit of money in florida, herman cain rented a bus and drove around and talked to people. >>trace: the frontrunner, how are they going after each other today? >>reporter: a new video and rick perry is pointing out the differences that romney has between his hard back book, no apology, and the paperback version which deletes a controversial line about health care insurance man difficulties. you hear rom